|  | Baseline | Post-intervention | Five month follow-up | 10 month follow-up |
---|---|---|---|---|---|
Proportion ever used cannabis | Control | 0.15 | 0.16 | 0.16 | 0.20 |
(0.13-0.17) | (0.13-0.19) | (0.13-0.19) | (0.16-0.24) | ||
(n = 828) | (n = 580) | (n = 450) | (n = 403) | ||
Intervention | 0.09 | 0.11 | 0.13 | 0.12 | |
(0.07-0.11) | (0.09-0.13) | (0.10-0.16) | (0.09-0.15) | ||
(n = 903) | (n = 627) | (n = 614) | (n = 570) | ||
Proportion ever used meth/amphetamine | Control | 0.05 | 0.06 | 0.07 | 0.05 |
(0.04-0.06) | (0.04-0.08) | (0.05-0.09) | (0.03-0.07) | ||
(n = 827) | (n = 577) | (n =449) | (n = 403) | ||
Intervention | 0.04 | 0.03 | 0.05 | 0.04 | |
(0.03-0.05) | (0.02-0.04) | (0.03-0.07) | (0.02-0.06) | ||
(n = 906) | (n = 627 | (n = 613) | (n = 570) | ||
Proportion ever used ecstasy | Control | 0.07 | 0.09 | 0.09 | 0.07 |
(0.05-0.09) | (0.07-0.11) | (0.07-0.12) | (0.05-0.09) | ||
(n = 827) | (n = 580) | (n = 449) | (n = 403) | ||
Intervention | 0.05 | 0.05 | 0.06 | 0.06 | |
(0.04-0.07) | (0.03-0.06) | (0.04-0.08) | (0.04-0.08) | ||
(n = 904) | (n = 627) | (n = 614) | (n = 569) |